<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		
		<script>
			//Window Screen 可用宽度
			document.write("可用宽度: " + screen.availWidth);
			//Window Screen 可用高度
			document.write("可用高度: " + screen.availHeight);
		</script>
	</body>
</html>